Damage Immunities: poison, non-magical weaponsCondition Immunities: charmed, exhaustion, frightened,
paralyzed, poisoned Senses: darkvision 60 ft., passive Perception 8Languages: the languages it knew in life, but can't speakChallenge 2 (450 XP)
-----------------------------------------------------------------------------------------False Death. When the coffer corpse takes 4 or more points of damage, it collapses and appears defeated. However, normal weapons do no damage to a coffer corpse and on the next round on their turn, they rise and continue to attack.

Fearful Rise. When a coffer corpse rises from False Death, all enemies who can see it must make a Wisdom saving throw or drop whatever they are holding and become frightened (as per the 3rd level spell Fear).

Deadly Grasp. When a coffer corpse makes a successful slam melee attack, it has wrapped it's hands around the target's throat. The target is grappled. Until the grapple ends, the target is restrained. Each round thereafter, it automatically strangles the target doing 1d6 damage per round. The grasp of a coffer corpse cannot be broken. until it is killed.